Suzi starts her hike at 285 feet below sea level. When she reaches the end of the hike, she is still below sea level at −140 feet. What was the change in elevation from the beginning of Suzi's hike to the end of the hike?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.